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JEE MAIN 2022
26-06-22 S2
Question
If $\rho$ is the density and $\eta$ is coefficient of viscosity of fluid which flows with a speed $v$ in the pipe of diameter $d$, the correct formula for Reynolds number $\mathrm{Re}_{\mathrm{e}}$ is
Select the correct option:
A
$R_e=\frac{\eta d}{\rho V}$
B
$R_e=\frac{\eta v}{\rho d}$
C
$\mathrm{R}_{\mathrm{e}}=\frac{\rho \mathrm{vd}}{\eta}$
D
$R_e=\frac{\eta}{\rho V d}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Physics
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